[Persistent infection of bacteriophage. 4. One-step growth of MS 2 phage and its extracellular excretion of beta-galactosidase in the two clones of E. coli Hfr Ci-1 and -n].
D003090:Coliphages / Q000254:growth & development*; D004926:Escherichia coli / Q000201:enzymology*; D005696:Galactosidases / Q000378:metabolism*
D005696:Galactosidases